<?php

/**
 * Smarty plugin
 * @package Smarty
 * @subpackage plugins
 */
/**
 * determines if a resource is trusted or not
 *
 * @param string $resource_type
 * @param string $resource_name
 * @return boolean
 */
// $resource_type, $resource_name
function smarty_core_is_trusted($params, &$smarty) {
	$_smarty_trusted = false;
	if($params['resource_type'] == 'file') {
		if(! empty($smarty->trusted_dir)) {
			$_rp = realpath($params['resource_name']);
			foreach((array) $smarty->trusted_dir as $curr_dir) {
				if(! empty($curr_dir) && is_readable($curr_dir)) {
					$_cd = realpath($curr_dir);
					if(strncmp($_rp, $_cd, strlen($_cd)) == 0 && substr($_rp, strlen($_cd), 1) == DIRECTORY_SEPARATOR) {
						$_smarty_trusted = true;
						break;
					}
				}
			}
		}
	} else {
		// resource is not on local file system
		$_smarty_trusted = call_user_func_array($smarty->_plugins['resource'][$params['resource_type']][0][3], array($params['resource_name'] , $smarty));
	}
	return $_smarty_trusted;
}
/* vim: set expandtab: */
?>
